Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"van dan trinh snippets" » "van dan tinh snippets", "van van trinh snippets", "van hanh trinh snippets", "van ban trinh snippets", "ban dan trinh snippets", "van dao trinh snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("van dan trinh snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("van dan trinh snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( van dan trinh snippets ))) or ( locating bug core snippets ))*.